perf: Remove unnecessary parameter of security check

It seems that the attr parameter was never been used in security
checks since it was first introduced by:

commit da97e18458fb ("perf_event: Add support for LSM and SELinux checks")

so remove it.

Signed-off-by: Luo Gengkun <luogengkun@huaweicloud.com>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Paul Moore <paul@paul-moore.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 8333f132f4a9..5d2ec4283ebf 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -1672,22 +1672,22 @@ static inline int perf_is_paranoid(void)
 	return sysctl_perf_event_paranoid > -1;
 }
 
-int perf_allow_kernel(struct perf_event_attr *attr);
+int perf_allow_kernel(void);
 
-static inline int perf_allow_cpu(struct perf_event_attr *attr)
+static inline int perf_allow_cpu(void)
 {
 	if (sysctl_perf_event_paranoid > 0 && !perfmon_capable())
 		return -EACCES;
 
-	return security_perf_event_open(attr, PERF_SECURITY_CPU);
+	return security_perf_event_open(PERF_SECURITY_CPU);
 }
 
-static inline int perf_allow_tracepoint(struct perf_event_attr *attr)
+static inline int perf_allow_tracepoint(void)
 {
 	if (sysctl_perf_event_paranoid > -1 && !perfmon_capable())
 		return -EPERM;
 
-	return security_perf_event_open(attr, PERF_SECURITY_TRACEPOINT);
+	return security_perf_event_open(PERF_SECURITY_TRACEPOINT);
 }
 
 extern int perf_exclude_event(struct perf_event *event, struct pt_regs *regs);